SIGMA-ALDRICH
Material Safety Data Sheet
Date Printed: 09/FEB/2005
Date Updated: 13/MAR/2004
Version 1.3
According to 91/155/EEC
Classified as Hazardous according to the criteria of EU Annex 1 and
NOHSC.
1 - Product and Company Information
Product Name SODIUM TETRABORATE ANHYDROUS
Product Number 71997
Company Sigma-Aldrich Pty, Ltd
Unit 2, 14 Anella Avenue
Castle Hill NSW 1765
Australia
Technical Phone # +61 2 9841 0555
Fax +61 2 9841 0500
Emergency Phone # +61 2 9841 0566
2 - Composition/Information on Ingredients
Product Name CAS # EC no Annex I
Index Number
SODIUM TETRABORATE 1330-43-4 215-540-4 None
Formula Na2B4O7
Molecular Weight 201.22 AMU
Synonyms Anhydrous borax * Borates, tetra, sodium salt,
anhydrous (ACGIH) * Borax glass * Disodium
tetraborate * FR 28 * Fused borax * Rasorite 65
* Sodium biborate * Sodium boron oxide * Sodium
tetraborate * Sodium tetraborate (Na2B4O7)
3 - Hazards Identification
SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
Possible risk of impaired fertility. Possible risk of harm to the
unborn child.
4 - First Aid Measures
AFTER INHALATION
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.
AFTER SKIN CONTACT
In case of skin contact, flush with copious amounts of water for
at least 15 minutes. Remove contaminated clothing and shoes.
Call a physician.
AFTER EYE CONTACT
In case of contact with eyes, flush with copious amounts of
water for at least 15 minutes. Assure adequate flushing by
separating the eyelids with fingers. Call a physician.
AFTER INGESTION
If swallowed, wash out mouth with water provided person is
conscious. Call a physician immediately.
5 - Fire Fighting Measures
EXTINGUISHING MEDIA
Suitable: Water spray. Carbon dioxide, dry chemical powder, or
appropriate foam.
SPECIAL RISKS
Specific Hazard(s): Emits toxic fumes under fire conditions.
SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
Wear self-contained breathing apparatus and protective clothing
to prevent contact with skin and eyes.
6 - Accidental Release Measures
PERSONAL PRECAUTION PROCEDURES TO BE FOLLOWED IN CASE OF LEAK OR SPILL
Evacuate area.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear self-contained breathing apparatus, rubber boots, and heavy
rubber gloves. Wear disposable coveralls and discard them after
use.
METHODS FOR CLEANING UP
Sweep up, place in a bag and hold for waste disposal. Avoid
raising dust. Ventilate area and wash spill site after material
pickup is complete.
7 - Handling and Storage
HANDLING
Directions for Safe Handling: Do not breathe dust. Do not get in
eyes, on skin, on clothing. Avoid prolonged or repeated exposure.
STORAGE
Conditions of Storage: Keep tightly closed.
8 - Exposure Controls / Personal Protection
ENGINEERING CONTROLS
Use only in a chemical fume hood. Safety shower and eye bath.
GENERAL HYGIENE MEASURES
Wash contaminated clothing before reuse. Wash thoroughly after
handling.
EXPOSURE LIMITS - DENMARK
Source Type Value
OEL TWA 1 mg/m3
EXPOSURE LIMITS - NORWAY
Source Type Value
OEL 1 mg/m3
EXPOSURE LIMITS - SWITZERLAND
Source Type Value
OEL OEL 1 mg/m3
Remarks: E
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EXPOSURE LIMITS - UNITED KINGDOM
Source Type Value
OEL LTEL 1 mg/m3
PERSONAL PROTECTIVE EQUIPMENT
Respiratory Protection: Government approved respirator.
Hand Protection: Compatible chemical-resistant gloves.
Eye Protection: Chemical safety goggles.
9 - Physical and Chemical Properties
Appearance Physical State: Solid
Property Value At Temperature or Pressure
pH N/A
BP/BP Range N/A
MP/MP Range 741 掳C
Flash Point N/A
Flammability N/A
Autoignition Temp N/A
Oxidizing Properties N/A
Explosive Properties N/A
Explosion Limits N/A
Vapor Pressure N/A
SG/Density 2.367 g/cm3
Partition Coefficient N/A
Viscosity N/A
Vapor Density N/A
Saturated Vapor Conc. N/A
Evaporation Rate N/A
Bulk Density N/A
Decomposition Temp. N/A
Solvent Content N/A
Water Content N/A
Surface Tension N/A
Conductivity N/A
Miscellaneous Data N/A
Solubility N/A
10 - Stability and Reactivity
STABILITY
Stable: Stable.
Materials to Avoid: Potassium, Acid anhydrides.
HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Boron oxides.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
11 - Toxicological Information
RTECS NUMBER: ED4588000
ACUTE TOXICITY
LD50
Oral
Rat
*
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LD50
Skin
Rabbit
> 2,000 mg/kg
IRRITATION DATA
Inhalation
Human
10 mg/m3
Remarks: Mild irritation effect
SIGNS AND SYMPTOMS OF EXPOSURE
Toxicity reported for borates in humans: ingestion or absorption
may cause nausea, vomiting, diarrhea, abdominal cramps,
anderythematous lesions on the skin and mucous membranes. Other
symptoms include: circulatory collapse, tachycardia, cyanosis,
delirium, convulsions, and coma. Death has been reported to
occur in infants from less than 5 grams and in adults from 5 to
20 grams. To the best of our knowledge, the chemical, physical,
and toxicological properties have not been thoroughly
investigated.
ROUTE OF EXPOSURE
Skin Contact: May cause skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: May cause eye irritation.
Inhalation: May be harmful if inhaled. Material may be
irritating to mucous membranes and upper respiratory tract.
Ingestion: May be harmful if swallowed.
TARGET ORGAN INFORMATION
Central nervous system. Kidneys. Testes.
CHRONIC EXPOSURE - TERATOGEN
Result: Possible risk of congenital malformation in the fetus.
CHRONIC EXPOSURE - REPRODUCTIVE HAZARD
Result: Overexposure may cause reproductive disorder(s) based on
tests with laboratory animals.
Species: Rat
Dose: 16750 UG/KG
Route of Application: Oral
Exposure Time: (30D MALE)
Result: Paternal Effects: Testes, epididymis, sperm duct.
Paternal Effects: Prostate, seminal vessicle, Cowper's gland,
accessory glands.
12 - Ecological Information
ECOTOXICOLOGICAL EFFECTS
Species: Scenedesmus subspicatus
Time: 96 h
Value: 24 mg/l
Test Type: EC50 Daphnia
Species: Daphnia magna
Time: 24 h
Value: 242 mg/l
Test Type: LC50 Fish
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Species: other fish
Time: 96 h
Value: 74 mg/l
Test Type: LC50 Fish
Species: Onchorhynchus mykiss (Rainbow trout)
Value: 88 mg/l
Test Type: LC50 Fish
Species: Onchorhynchus mykiss (Rainbow trout)
Value: 54 mg/l
Test Type: LC50 Fish
Species: Carassius auratus (Goldfish)
Value: 65 mg/l
Test Type: LC50 Fish
Species: Carassius auratus (Goldfish)
Value: 71 mg/l
13 - Disposal Considerations
SUBSTANCE DISPOSAL
Contact a licensed professional waste disposal service to dispose
of this material. Dissolve or mix the material with a combustible
solvent and burn in a chemical incinerator equipped with an
afterburner and scrubber. Observe all federal, state, and local
environmental regulations.
14 - Transport Information
RID/ADR
Non-hazardous for road transport.
IMDG
Non-hazardous for sea transport.
IATA
Non-hazardous for air transport.
15 - Regulatory Information
CLASSIFICATION AND LABELING ACCORDING TO EU DIRECTIVES
INDICATION OF DANGER: Xn
Harmful.
R-PHRASES: 62 63
Possible risk of impaired fertility. Possible risk of harm to
the unborn child.
S-PHRASES: 36/37
Wear suitable protective clothing and gloves.
COUNTRY SPECIFIC INFORMATION
Germany
WGK: 1
SWITZERLAND
SWISS POISON CLASS: 4
16 - Other Information
WARRANTY
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The above information is believed to be correct but does not
purport to be all inclusive and shall be used only as a guide. The
information in this document is based on the present state of our
knowledge and is applicable to the product with regard to
appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Sigma-Aldrich Inc.,
shall not be held liable for any damage resulting from handling or
from contact with the above product. See reverse side of invoice
or packing slip for additional terms and conditions of sale.
Copyright 2005 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
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